Concha, Cesar
Current rating: 1502
Record: 2-2-2
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Rodriguez, Juan Pablo (1626) | Lost 0-2 | -161484 |
| 2sealed | 312 | Clavero Vera, Ingrid (1504) | Lost 0-2 | -171467 |
| 3sealed | 362 | Apablaza, Felipe (1466) | Won 2-1 | +181485 |
| 4sealed | 327 | Esparza Araya, Yussef (1481) | Won 2-0 | +181503 |
| 5sealed | 184 | Mamani, Nilson (1500) | Draw 1-1 | 01503 |
| 6sealed | 215 | Munoz, Gonzalo (1483) | Draw 0-0 | -11502 |
| average opponent: 1510record: 2-2-2 | new rating: 1502 | |||